Site work and renovation of a water / sewer project in Worthington, Minnesota. Completed plans call for the renovation of a water / sewer project; and for site work for a water / sewer project.

A. Construction of new aeration basins, rapid mix structure, control structures, final clarifiers, control building, biosolids blower building, aerobic digestion tank, and associated equipment and appurtenances. B. Renovation of the existing anaerobic digesters and digester building to convert to aerobic digestion, upgrading the existing chlorine disinfection system and chlorine building, renovation of the existing biosolids storage lagoons, re-lining the existing equalization storage basins, and upgrades to the existing pretreatment and influent pumping systems. C. Rehabilitation of the existing operations building and maintenance building. D. Furnish and install new power distribution and generation equipment, electrical systems, process controls, and supervisory control and data acquisition (SCADA) systems. E. Furnish and install new remote SCADA monitoring of the existing sanitary lift stations. F. Decommissioning and demolition of the existing wastewater treatment facilities, including, but not limited to, the existing trickling filter structures and appurtenances, trickling filter pump stations, grease removal tank, clarifier structures, sludge transfer building, and other miscellaneous structures and appurtenances. G. Construction work includes a Bid Alternate for constructing a new cast-in-place concrete aerobic digester tank in lieu of the proposed prestressed concrete tank. H. Various other trades associated with the above work including HVAC, plumbing, electrical, controls, painting and coating systems, and civil site improvements.